Home / 36,557.16-50,448.78-20,641.29

Finding the Fourth Proportional to 36,557.16, 50,448.78 and 20,641.29

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Solution

The fourth proportional to 36,557.16, 50,448.78 and 20,641.29 is: 28,484.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,557.16 : 50,448.78 = 20,641.29 : x
  2. Step 2: Convert to fraction form
    36,557.16/50,448.78 = 20,641.29/x
  3. Step 3: Cross multiply
    36,557.16x = 50,448.78 × 20,641.29
  4. Step 4: Simplify right side
    36,557.16x = 1,041,327,898.13
  5. Step 5: Solve for x
    x = 1,041,327,898.13/36,557.16
  6. Step 6: Final answer
    x = 28,484.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.